Hear the Climate Change!  The data I have used for the sonification runs from 1959 to 2022 – a timespan of 64 years. .

Annual mean CO2 levels in the atmosphere
Variable: co2annual
Notes: Parts per million (ppm). Measured at Mauna Loa volcano, Hawaii. Source name: Dr. Pieter Tans, NOAA/GML (gml.noaa.gov/ccgg/trends/) and Dr. Ralph Keeling, Scripps Institution of Oceanography (scrippsco2.ucsd.edu/) via NOAA
Data Source link: https://gml.noaa.gov/ccgg/trends/data.html